import jdk.jshell.execution.Util;

/**
 * @description:
 * @author: asd
 * @time: 2022/10/3 14:06
 */
public class SDSDemo {
    public static void main(String[] args) throws Exception {
       Util1 sdsu = new Util1();
        sds sds = sdsu.put("456");
        sdsu.append(sds,"456");
        System.out.println(sdsu.get(sds));
        sds s = sdsu.put("asd");
        sdsu.append(sds,s);
        System.out.println(sdsu.get(sds));
    }
}
